bus (vehicle) / bus (electrical conductor)

popcorn; popped corn / toasted corn

pouting smirk; sneer with lips pursed

with a pouting and smirking face; sneering with lips pursed

lowly slave / enslavement

continuous popping or bursting sound (as caused by continuous, rapid gunfire) / act of roasting cereals to make them pop or burst (such as corn, rice, etc.) / sound made by such roasting / sudden burst of anger

loud disputation with mild reproach; angry quarrel with abusive words

popped (such as corn, rice, etc.)

muzzle (device to prevent an animal from biting) / gag (device to restrain speech)

corncob